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Grand Gulf Energy Ltd

ASX:GGE
A$0.001Close 7 Oct 2026 · delayed

Past year: ▼ 50%(0.10c – 0.30c AUD)

Market cap
A$3.1m
Shares on issue
3.07bn
In-ground value
—
Risked multiple
under review
Story beats
204 since 2006
Last event
2 July 2026

Announcements, explained

Each one in plain English, with the numbers worked through for a shareholder.

12 Nov 2012drilling progress report● Neutral

Golden Gate repeats the Hensarling #1 update: drilling at 9,987 ft, about four days ahead of schedule, Cris R II due within two weeks. Nothing new for GGE.

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5 Nov 2012drilling progress report● Neutral

Partner Golden Gate (3.99% WI) repeats the Hensarling #1 update: casing set at 3,000 ft, drilling at 3,850 ft, 38 days to total depth. Adds nothing new for GGE.

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5 Nov 2012drilling progress report● Neutral

Desiree's Hensarling #1 (GGE 35.6%) has set casing at 3,000 ft and is drilling at 3,865 ft, on budget and on target to reach total depth in 38 days. The first main target, Cris R II, is expected around month-end. No result yet.

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30 Oct 2012drilling spud● NeutralMajor

The Desiree well, Hensarling #1, spud and was drilling ahead at 850 ft toward 12,550 ft. GGE held 35.6% with a dry-hole share of about US$1.1m, targeting up to 1 million bbl of oil and 30 BCF of gas updip of a field producer that yielded 2.3 MMBO.

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30 Oct 2012drilling spud● Neutral

Partner Golden Gate Petroleum (3.99% WI) announces the Hensarling #1 well at Desiree has spud and is at 850 ft. It repeats GGE's prospect data and adds nothing new for GGE.

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21 Sept 2012drilling result▼ BadMajor

Dickens #1 at Leduc Reef reached 8,500 ft on 20 September; logs showed commercial recovery unlikely and the operator proposes plugging and abandoning. A dry hole, GGE's third in 2012 after Vermilion and Austin Bayou. Management says Desiree and West Klondike cash calls are received.

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18 Sept 2012drilling progress report● Neutral

Leduc's Dickens #1 is drilling at 8,091 ft toward a planned total depth of 8,500 ft, said to be on time and on budget. The main target is expected shortly. No result yet.

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17 Sept 2012farm in farm out agreement▲ GoodMajor

GGE restructured its Napoleonville terms: interest in future wells rises from 17.5% to 21.9%, while Desiree is cut by 5.25% to 35.6%, lowering GGE's well cost to about US$1.1m from US$1.4m. Desiree spud now early October; first new prospect Louise targets 600,000 bbl.

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27 Aug 2012drilling spud● NeutralMajor

Dickens #1 at Leduc Reef, Arkansas, spud 26 August 2012, expected to take 21 days to reach 8,600 ft. GGE holds 22% (paying 26.66%); its share of well cost is about US$335,000, up from the earlier US$280,000 estimate. Most likely 1.2 MMBO, upside 12 MMBO.

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13 Aug 2012drilling result▼ BadMajor

Austin Bayou HRI #1 reached 11,330 ft and is to be plugged and abandoned as logs showed commercial recovery unlikely; the fault was steeper than mapped. Another dry hole, though management says the program is fully funded.

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9 Aug 2012drilling progress report● Neutral

Austin Bayou HRI #1 had a first oil show at 10,527-10,561 ft, apparently in the Tex Miss 1 sand above the Andrau target. Logs after reaching total depth will show whether it is commercial.

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6 Aug 2012drilling progress report▼ Bad

Austin Bayou HRI #1 is at 10,234 ft after a milling delay, with the first target expected in 350-400 ft. GGE's stated well cost has risen to US$600,000 from US$385,000, which was previously said to be prepaid.

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30 July 2012drilling progress report● Neutral

Austin Bayou HRI #1 is at 9,309 ft, drilling at about 20 ft per hour, with the first target still expected near 10,500 ft. The program table now shows Desiree and Leduc slipping to September.

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3 July 2012drilling spud● Neutral

Austin Bayou HRI #1 spud on 2 July 2012, to drill to 11,400 ft in about three weeks. GGE holds 23.25% and targets net 2.7-4 BCF gas and 40-60k bbl condensate. A modest low-cost well.

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27 June 2012drilling scheduled● Neutral

Rig for Austin Bayou HRI #1 is being moved to site, with spud expected within seven days, after earlier delays. GGE's 23.25% share of well cost is US$385,000, already prepaid. No new result.

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18 June 2012farm in farm out agreement▲ GoodMajor

GGE buys a further 8% of the Leduc Reef prospect in Arkansas, lifting its interest from 14% to 22% (inference: prior 14% from earlier 10.5% LOI is not stated). Spud now late July/early August; GGE's share of initial well cost is about US$280,000.

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12 June 2012drilling result▼ BadMajor

Vermilion River drilled a further 300 ft to a TD of 17,320 ft without finding more sands of interest. Logs showed no commercially interesting pay, and the operator was preparing to plug and abandon the well; Austin Bayou was next.

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4 June 2012drilling progress report▼ Bad

Preliminary logs from 12,779-16,975 ft suggest the pay found so far may not be commercially significant. The operator will drill about 300 ft more to planned TD before a full evaluation. This tempers the earlier gas shows.

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30 May 2012drilling progress report▲ Good

A second gas show of about 60 ft was recorded at 16,660-16,720 ft in the lower primary Het sands, with the well at 16,734 ft. Pay is not confirmed until logs are run. About 770 ft of target sands remain.

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28 May 2012drilling progress report▼ BadMajor

At 16,535 ft Vermilion River appears to have missed the Het 1A sand, a main target. GGE cuts its net estimate to 170,000 bbl condensate and 7 BCF gas, from 260-430k bbl and 8.5-14.5 BCF. Lower targets remain.

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25 May 2012drilling progress report▲ Good

Vermilion River recorded a gas show at 16,095-16,136 ft in what is believed to be a secondary objective, while drilling at 16,144 ft. Logs are needed to confirm pay. The main Het 1A target is still to be reached.

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21 May 2012drilling progress report● Neutral

Vermilion River is drilling ahead at 15,707 ft; the operator may drill through the Het 1A target without setting a liner. Primary targets are still ahead. No result yet.

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16 May 2012farm in farm out agreement● NeutralMajor

GGE farms out 15% of Desiree after well costs rose, leaving 41% and a carry for 5% of drilling costs. A large US operator takes over, spud moves to July 2012, and GGE's dry-hole exposure is about US$1.4m. Leduc slips to June; Austin Bayou rig is delayed.

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14 May 2012drilling progress report● Neutral

Vermilion River is drilling ahead at 15,000 ft after getting through a difficult zone. TD is expected within 25 days. The operator's insurance is expected to recoup part of the cost of the earlier flow back. No result yet.

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23 Apr 2012drilling progress report▼ Bad

Vermilion River well is setting casing at 14,300 ft, with delays now about US$400,000 net to GGE over budget (up from US$275,000). TD is said to be within 35 days. Primary targets begin at 16,250 ft. No result yet.

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23 Mar 2012drilling progress report▼ Bad

Vermilion River well suffered a flow back, now controlled by the operator, and is preparing to side track. Delay costs have risen to about US$275,000 net to GGE over budget, from US$150,000. Primary objectives are still said to be within 35 days.

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29 Feb 2012drilling progress report▼ Bad

Vermilion River well is setting casing at 13,485 ft and running about US$150,000 net to GGE over budget after drilling delays. Primary objectives are now expected within 35 days, versus 30-45 days on 1 February. No result yet.

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1 Feb 2012drilling progress report● Neutral

Vermilion River well is drilling at 12,800 ft, with the primary objectives expected to be drilled through in 30-45 days. GGE's net potential is 8.5-14.5 BCF and 260,000-430,000 bbl condensate. No result yet.

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